Filters:  T.. = Timeline support  .S. = Slice threading  ..C = Command support  A = Audio input/output  V = Video input/output  N = Dynamic number and/or type of input/output  | = Source or sink filter ... abench            A->A       (null) ... acompressor       A->A       (null) ... acontrast         A->A       (null) ... acopy             A->A       (null) ... acrossfade        AA->A      (null) ... acrusher          A->A       (null) T.. adelay            A->A       (null) ... aecho             A->A       (null) ... aemphasis         A->A       (null) ... aeval             A->A       (null) T.. afade             A->A       (null) ... afftfilt          A->A       (null) .S. afir              AA->A      (null) ... aformat           A->A       (null) ... agate             A->A       (null) .S. aiir              A->A       (null) ... ainterleave       N->A       (null) ... alimiter          A->A       (null) ..C allpass           A->A       (null) ... aloop             A->A       (null) ... amerge            N->A       (null) T.. ametadata         A->A       (null) ... amix              N->A       (null) ..C anequalizer       A->N       (null) ... anull             A->A       (null) T.. apad              A->A       (null) ... aperms            A->A       (null) ... aphaser           A->A       (null) ... apulsator         A->A       (null) ... arealtime         A->A       (null) ... aresample         A->A       (null) ... areverse          A->A       (null) ... aselect           A->N       (null) ... asendcmd          A->A       (null) ... asetnsamples      A->A       (null) ... asetpts           A->A       (null) ... asetrate          A->A       (null) ... asettb            A->A       (null) ... ashowinfo         A->A       (null) T.. asidedata         A->A       (null) ... asplit            A->N       (null) ... astats            A->A       (null) ..C astreamselect     N->N       (null) ..C atempo            A->A       (null) ... atrim             A->A       (null) ..C bandpass          A->A       (null) ..C bandreject        A->A       (null) ..C bass              A->A       (null) ..C biquad            A->A       (null) ... channelmap        A->A       (null) ... channelsplit      A->N       (null) ... chorus            A->A       (null) ... compand           A->A       (null) ... compensationdelay A->A       (null) ... crossfeed         A->A       (null) ... crystalizer       A->A       (null) T.. dcshift           A->A       (null) ... drmeter           A->A       (null) ... dynaudnorm        A->A       (null) ... earwax            A->A       (null) ... ebur128           A->N       (null) ..C equalizer         A->A       (null) ... extrastereo       A->A       (null) ..C firequalizer      A->A       (null) ... flanger           A->A       (null) ... haas              A->A       (null) ... hdcd              A->A       (null) .S. headphone         N->A       (null) ..C highpass          A->A       (null) ... join              N->A       (null) ... loudnorm          A->A       (null) ..C lowpass           A->A       (null) ... mcompand          A->A       (null) ... pan               A->A       (null) ... replaygain        A->A       (null) ... resample          A->A       (null) ... sidechaincompress AA->A      (null) ... sidechaingate     AA->A      (null) ... silencedetect     A->A       (null) ... silenceremove     A->A       (null) ... stereotools       A->A       (null) ... stereowiden       A->A       (null) ... superequalizer    A->A       (null) .S. surround          A->A       (null) ..C treble            A->A       (null) ... tremolo           A->A       (null) ... vibrato           A->A       (null) T.C volume            A->A       (null) ... volumedetect      A->A       (null) ... aevalsrc          |->A       (null) ... anoisesrc         |->A       (null) ... anullsrc          |->A       (null) ... hilbert           |->A       (null) ... sine              |->A       (null) ... anullsink         A->|       (null) ... alphaextract      V->N       (nul